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Audi A4 Engine Mechanical Parts

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Ferrea Performance Valve Spring & Retainer Kit

ES#4305347 - KT4025 - Ferrea Performance Valve Spring & Retainer Kit - Rev higher and increase your RPMs safely! - Ferrea - Audi Volkswagen

Rev higher and increase your RPMs safely! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ferrea - Corporate Logo
ES#:
4305347
Mfg#:
KT4025
In Stock
Limited Qty Sale
$889.99

This product was last offered at the strikethrough price on
06-24-2026

$825.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover - Left

ES#280591 - 06E103471P - Valve Cover - Left - For cylinder 4-6 and includes the gasket and bolts - Genuine Volkswagen Audi - Audi

For cylinder 4-6 and includes the gasket and bolts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280591
Mfg#:
06E103471P
Ships in 3 Business Days
7% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$441.99

This product was last offered at the strikethrough price on
07-07-2026

$411.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Replacement MQB Drain Plug O-Ring - Pack Of 10

ES#4006997 - 9263k126-10KT - Replacement MQB Drain Plug O-Ring - Pack Of 10 - Recommended to be replaced during each oil service. Stock up and save! - ECS - Audi Volkswagen Porsche

Recommended to be replaced during each oil service. Stock up and save! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4006997
Mfg#:
9263K126-10KT
In Stock
ON SALE! SAVE 25%
$49.90

This product was last offered at the strikethrough price on
06-13-2026

$37.43 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

10mm Triple Square Head Bolt Socket - 1/2" Drive

ES#1876781 - HS-12M10160 - 10mm Triple Square Head Bolt Socket - 1/2" Drive - Special tool for for VW/Audi cylinder head bolts - Schwaben - Audi Volkswagen
ECS Tuning recommends this product.

Special tool for for VW/Audi cylinder head bolts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
1876781
Mfg#:
HS-12M10160
In Stock
ON SALE! SAVE 39%
$32.99

This product was last offered at the strikethrough price on
05-02-2026

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Carbon Cleaning Kit

ES#3448003 - 06f129717dkt6KT - Carbon Cleaning Kit - Necessary components for a manual carbon cleaning on your direct injected motor! - Assembled By ECS - Audi

Necessary components for a manual carbon cleaning on your direct injected motor! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3448003
Mfg#:
06F129717DKT6KT
Ships in 7 Business Days
ON SALE! SAVE 22%
$175.99

This product was last offered at the strikethrough price on
05-02-2026

$136.45 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Gasket Set

ES#3046058 - 06f103383jKT - Cylinder Head Gasket Set - Includes most major cylinder head gaskets and seals - Genuine Volkswagen Audi - Audi

Includes most major cylinder head gaskets and seals affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3046058
Mfg#:
06F103383JKT
Ships in 3 Business Days
$820.99

This product was last offered at the strikethrough price on
02-24-2026

$817.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Adapter

Secures to the engine block for housing the oil filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5396686
Mfg#:
06E115405K
In Stock
$137.99

This product was last offered at the strikethrough price on
05-07-2026

$135.99 USD
Free Shipping
on orders $49 and up

Ferrea Valve Spring/Retainer Kit

ES#2794059 - FERFSISRKIT - Ferrea Valve Spring/Retainer Kit - Valve springs and retainers are a MUST for high revving engines! - Ferrea - Audi Volkswagen

Valve springs and retainers are a MUST for high revving engines! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ferrea - Corporate Logo
ES#:
2794059
Mfg#:
FERFSISRKIT
Back Ordered
$813.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Crankshaft Seal - With Flange

ES#3438782 - 06A103171A - Rear Crankshaft Seal - With Flange - Also referred to as the rear main seal - Victor Reinz - Audi Volkswagen

Also referred to as the rear main seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine code AWM

Brand:
Victor Reinz - Corporate Logo
ES#:
3438782
Mfg#:
06A103171A
Ships in 2 Business Days
$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Adapter Gasket

ES#3569771 - 06E115446 - Oil Filter Adapter Gasket - Seals the oil filter adapter to the engine block - Elring - Audi

Seals the oil filter adapter to the engine block affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
3569771
Mfg#:
06E115446
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wiseco Performance Piston Set

ES#2793900 - WIS18TK563M82 - Wiseco Performance Piston Set - Includes rings, wire locks, and wrist pins - 82mm bore, 9:8 CR, 86.4mm stroke (stock) - Wiseco - Audi Volkswagen

Includes rings, wire locks, and wrist pins - 82mm bore, 9:8 CR, 86.4mm stroke (stock) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*For use with 20mm wrist pin connecting rods*

Brand:
Wiseco - Corporate Logo
ES#:
2793900
Mfg#:
WIS18TK563M82
Back Ordered
$799.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wiseco Performance Piston Set

ES#2794721 - WIS18TK563M81 - Wiseco Performance Piston Set - Includes rings, wire locks, and wrist pins - 81mm bore (stock), 9:1 CR, 86.4mm stroke (stock) - Wiseco - Audi Volkswagen

Includes rings, wire locks, and wrist pins - 81mm bore (stock), 9:1 CR, 86.4mm stroke (stock) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*For use with 20mm wrist pin connecting rods*

Brand:
Wiseco - Corporate Logo
ES#:
2794721
Mfg#:
WIS18TK563M81
Back Ordered
$799.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Adjuster Magnet Kit

ES#5457172 - 06L109259DKT - Camshaft Adjuster Magnet Kit - Stop oil leaks and replace the adjuster magnet in your vehicle - Assembled By ECS - Audi Volkswagen

Stop oil leaks and replace the adjuster magnet in your vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5457172
Mfg#:
06L109259DKT
Ships on Oct 15, 2026
Auto Notify
ON SALE! SAVE 18%
$68.99

This product was last offered at the strikethrough price on
05-02-2026

$56.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Check Valve

ES#281331 - 06H103156 - Oil Check Valve - Valve that controls oil pressure - Genuine Volkswagen Audi - Audi Volkswagen

Valve that controls oil pressure affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281331
Mfg#:
06H103156
Ships in 3 Business Days
4% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$27.99

This product was last offered at the strikethrough price on
07-07-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pan

ES#2535136 - 078103604AA - Oil Pan - Replace a cracked or broken pan - URO - Audi Volkswagen

Replace a cracked or broken pan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
From VIN 8D-X-281734, split is in the 1999 model year

Brand:
URO - Corporate Logo
ES#:
2535136
Mfg#:
078103604AA
In Stock
$41.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pan Assembly - Upper

ES#2878659 - 078103603AM - Oil Pan Assembly - Upper - Upper part of oil pan, does not include the lower sump - Vaico - Audi Volkswagen

Upper part of oil pan, does not include the lower sump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2878659
Mfg#:
078103603AM
Special Order: No Guaranteed ETA
$812.99

This product was last offered at the strikethrough price on
02-11-2026

$779.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Mechanical Parts

Whether you're repairing or upgrading your engine, we have engine parts from the most respected suppliers in the business. Purchase engine parts like connecting rods, valves, camshafts, cylinder heads, engine blocks, pistons, and more from ECS Tuning for your next engine repair or overhaul.

Let us help you find the parts that fit your Audi

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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